Overview

Brought to you by YData

Dataset statistics

Number of variables	23
Number of observations	21704
Missing cells	2
Missing cells (%)	< 0.1%
Duplicate rows	0
Duplicate rows (%)	0.0%
Total size in memory	3.6 MiB
Average record size in memory	176.0 B

Variable types

Categorical	3
DateTime	1
Numeric	19

Alerts

`AQI` is highly overall correlated with `AQI_Bucket` and 6 other fields	High correlation
`AQI_Bucket` is highly overall correlated with `AQI`	High correlation
`Benzene` is highly overall correlated with `Toluene`	High correlation
`CO` is highly overall correlated with `AQI`	High correlation
`NO` is highly overall correlated with `AQI` and 2 other fields	High correlation
`NO2` is highly overall correlated with `AQI` and 3 other fields	High correlation
`NOx` is highly overall correlated with `NO` and 1 other fields	High correlation
`PM10` is highly overall correlated with `AQI` and 2 other fields	High correlation
`PM2.5` is highly overall correlated with `AQI` and 4 other fields	High correlation
`PM2.5_rolling` is highly overall correlated with `AQI` and 3 other fields	High correlation
`PM_ratio` is highly overall correlated with `PM2.5` and 1 other fields	High correlation
`Season` is highly overall correlated with `month`	High correlation
`Toluene` is highly overall correlated with `Benzene`	High correlation
`month` is highly overall correlated with `Season`	High correlation
`Benzene` is highly skewed (γ1 = 22.06727317)	Skewed
`PM_ratio` is highly skewed (γ1 = 34.54368464)	Skewed
`NOx` has 336 (1.5%) zeros	Zeros
`CO` has 332 (1.5%) zeros	Zeros
`Benzene` has 1761 (8.1%) zeros	Zeros
`Toluene` has 1057 (4.9%) zeros	Zeros
`Xylene` has 223 (1.0%) zeros	Zeros
`day_of_week` has 3045 (14.0%) zeros	Zeros

Reproduction

Analysis started	2026-02-15 14:29:12.998314
Analysis finished	2026-02-15 14:31:36.210450
Duration	2 minutes and 23.21 seconds
Software version	ydata-profiling vv4.17.0
Download configuration	config.json

City
Categorical

Distinct	24
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Memory size	339.1 KiB

Delhi	1897
Hyderabad	1875
Chennai	1865
Bengaluru	1774
Lucknow	1580
Other values (19)	12713

Length

Max length	18
Median length	12
Mean length	8.2931257
Min length	5

Characters and Unicode

Total characters	179994
Distinct characters	37
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Ahmedabad
2nd row	Ahmedabad
3rd row	Ahmedabad
4th row	Ahmedabad
5th row	Ahmedabad

Common Values

Value	Count	Frequency (%)
Delhi	1897	8.7%
Hyderabad	1875	8.6%
Chennai	1865	8.6%
Bengaluru	1774	8.2%
Lucknow	1580	7.3%
Patna	1368	6.3%
Ahmedabad	1211	5.6%
Visakhapatnam	1152	5.3%
Thiruvananthapuram	1049	4.8%
Jaipur	1001	4.6%
Other values (14)	6932	31.9%

Length

Histogram of lengths of the category

Value	Count	Frequency (%)
delhi	1897	8.7%
hyderabad	1875	8.6%
chennai	1865	8.6%
bengaluru	1774	8.2%
lucknow	1580	7.3%
patna	1368	6.3%
ahmedabad	1211	5.6%
visakhapatnam	1152	5.3%
thiruvananthapuram	1049	4.8%
jaipur	1001	4.6%
Other values (14)	6932	31.9%

Most occurring characters

Value	Count	Frequency (%)
a	33946	18.9%
r	13904	7.7%
n	12822	7.1%
u	11416	6.3%
i	10735	6.0%
h	10467	5.8%
e	9442	5.2%
m	6919	3.8%
t	6600	3.7%
d	6467	3.6%
Other values (27)	57276	31.8%

Most occurring categories

Value	Count	Frequency (%)
(unknown)	179994	100.0%

Most frequent character per category

(unknown)

Value	Count	Frequency (%)
a	33946	18.9%
r	13904	7.7%
n	12822	7.1%
u	11416	6.3%
i	10735	6.0%
h	10467	5.8%
e	9442	5.2%
m	6919	3.8%
t	6600	3.7%
d	6467	3.6%
Other values (27)	57276	31.8%

Most occurring scripts

Value	Count	Frequency (%)
(unknown)	179994	100.0%

Most frequent character per script

(unknown)

Value	Count	Frequency (%)
a	33946	18.9%
r	13904	7.7%
n	12822	7.1%
u	11416	6.3%
i	10735	6.0%
h	10467	5.8%
e	9442	5.2%
m	6919	3.8%
t	6600	3.7%
d	6467	3.6%
Other values (27)	57276	31.8%

Most occurring blocks

Value	Count	Frequency (%)
(unknown)	179994	100.0%

Most frequent character per block

(unknown)

Value	Count	Frequency (%)
a	33946	18.9%
r	13904	7.7%
n	12822	7.1%
u	11416	6.3%
i	10735	6.0%
h	10467	5.8%
e	9442	5.2%
m	6919	3.8%
t	6600	3.7%
d	6467	3.6%
Other values (27)	57276	31.8%

Date
Date

Distinct	2009
Distinct (%)	9.3%
Missing	0
Missing (%)	0.0%
Memory size	339.1 KiB

Minimum	2015-01-01 00:00:00
Maximum	2020-07-01 00:00:00
Invalid dates	0
Invalid dates (%)	0.0%

Histogram with fixed size bins (bins=50)

PM2.5
Real number (ℝ)

High correlation

Distinct	10851
Distinct (%)	50.0%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	66.490206

Minimum	0.16
Maximum	914.94
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.16
5-th percentile	13.4215
Q1	28.82
median	48.705
Q3	79.7725
95-th percentile	189.4885
Maximum	914.94
Range	914.78
Interquartile range (IQR)	50.9525

Descriptive statistics

Standard deviation	60.865597
Coefficient of variation (CV)	0.91540696
Kurtosis	12.572468
Mean	66.490206
Median Absolute Deviation (MAD)	23.185
Skewness	2.7919349
Sum	1443103.4
Variance	3704.621
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
67.45057795	112	0.5%
20.75	12	0.1%
27.82	11	0.1%
29.75	10	< 0.1%
47.43	10	< 0.1%
33.9	9	< 0.1%
22.93	9	< 0.1%
31.08	9	< 0.1%
21.05	9	< 0.1%
28.45	9	< 0.1%
Other values (10841)	21504	99.1%

Value	Count	Frequency (%)
0.16	1	< 0.1%
0.24	1	< 0.1%
0.28	1	< 0.1%
0.98	1	< 0.1%
0.99	1	< 0.1%
1.14	1	< 0.1%
1.19	1	< 0.1%
1.25	1	< 0.1%
1.39	1	< 0.1%
1.4	1	< 0.1%

Value	Count	Frequency (%)
914.94	1	< 0.1%
685.36	1	< 0.1%
674.43	1	< 0.1%
645.5	1	< 0.1%
639.19	1	< 0.1%
588.39	1	< 0.1%
582.28	1	< 0.1%
571.02	1	< 0.1%
561.42	1	< 0.1%
555.33	1	< 0.1%

PM10
Real number (ℝ)

High correlation

Distinct	11153
Distinct (%)	51.4%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	118.00193

Minimum	0.18
Maximum	847.41
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.18
5-th percentile	31
Q1	70.3875
median	118.1271
Q3	122.965
95-th percentile	270.018
Maximum	847.41
Range	847.23
Interquartile range (IQR)	52.5775

Descriptive statistics

Standard deviation	75.554189
Coefficient of variation (CV)	0.64027929
Kurtosis	8.2512745
Mean	118.00193
Median Absolute Deviation (MAD)	31.805
Skewness	2.248427
Sum	2561113.8
Variance	5708.4354
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
118.1271029	6035	27.8%
94	9	< 0.1%
33.81	7	< 0.1%
39.46	6	< 0.1%
20.53	6	< 0.1%
102.17	6	< 0.1%
87.02	6	< 0.1%
92.4	5	< 0.1%
66.95	5	< 0.1%
46.54	5	< 0.1%
Other values (11143)	15614	71.9%

Value	Count	Frequency (%)
0.18	1	< 0.1%
0.19	2	< 0.1%
0.2	1	< 0.1%
0.21	2	< 0.1%
0.22	1	< 0.1%
0.23	1	< 0.1%
0.24	1	< 0.1%
0.26	2	< 0.1%
0.27	1	< 0.1%
0.28	1	< 0.1%

Value	Count	Frequency (%)
847.41	1	< 0.1%
796.88	1	< 0.1%
763.58	1	< 0.1%
761.91	1	< 0.1%
743.98	1	< 0.1%
708.8	1	< 0.1%
706.58	1	< 0.1%
693.21	1	< 0.1%
666.72	1	< 0.1%
654.68	1	< 0.1%

NO
Real number (ℝ)

High correlation

Distinct	5475
Distinct (%)	25.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	17.920361

Minimum	0.03
Maximum	287.14
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.03
5-th percentile	1.74
Q1	5.51
median	10.06
Q3	20.18
95-th percentile	64.0695
Maximum	287.14
Range	287.11
Interquartile range (IQR)	14.67

Descriptive statistics

Standard deviation	22.819578
Coefficient of variation (CV)	1.2733883
Kurtosis	15.207235
Mean	17.920361
Median Absolute Deviation (MAD)	5.83
Skewness	3.2890283
Sum	388943.51
Variance	520.73313
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1.94	26	0.1%
0.92	26	0.1%
5.23	25	0.1%
0.9	24	0.1%
5.28	24	0.1%
0.97	24	0.1%
2.81	23	0.1%
6.29	22	0.1%
5.7	22	0.1%
7.78	22	0.1%
Other values (5465)	21466	98.9%

Value	Count	Frequency (%)
0.03	1	< 0.1%
0.06	1	< 0.1%
0.1	1	< 0.1%
0.11	1	< 0.1%
0.14	1	< 0.1%
0.18	1	< 0.1%
0.19	1	< 0.1%
0.2	1	< 0.1%
0.21	1	< 0.1%
0.23	1	< 0.1%

Value	Count	Frequency (%)
287.14	1	< 0.1%
270.09	1	< 0.1%
268.03	1	< 0.1%
246.66	1	< 0.1%
221.74	1	< 0.1%
221.41	1	< 0.1%
221.03	1	< 0.1%
220.86	1	< 0.1%
217.85	1	< 0.1%
215.42	1	< 0.1%

NO2
Real number (ℝ)

High correlation

Distinct	7137
Distinct (%)	32.9%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	29.934599

Minimum	0.01
Maximum	277.31
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.01
5-th percentile	5.27
Q1	12.95
median	23.35
Q3	39.3825
95-th percentile	76.3285
Maximum	277.31
Range	277.3
Interquartile range (IQR)	26.4325

Descriptive statistics

Standard deviation	24.691333
Coefficient of variation (CV)	0.82484263
Kurtosis	8.6548111
Mean	29.934599
Median Absolute Deviation (MAD)	12.03
Skewness	2.2427299
Sum	649700.53
Variance	609.66193
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
10.58	17	0.1%
13.9	15	0.1%
13.27	14	0.1%
10.97	14	0.1%
14.19	14	0.1%
11.68	13	0.1%
11.22	13	0.1%
10.01	13	0.1%
10.09	13	0.1%
22.09	13	0.1%
Other values (7127)	21565	99.4%

Value	Count	Frequency (%)
0.01	1	< 0.1%
0.02	1	< 0.1%
0.03	1	< 0.1%
0.05	2	< 0.1%
0.06	1	< 0.1%
0.07	6	< 0.1%
0.08	4	< 0.1%
0.09	5	< 0.1%
0.1	2	< 0.1%
0.11	2	< 0.1%

Value	Count	Frequency (%)
277.31	1	< 0.1%
273.39	1	< 0.1%
266.46	1	< 0.1%
245.62	1	< 0.1%
239.18	1	< 0.1%
239.1	1	< 0.1%
236.79	1	< 0.1%
229.45	1	< 0.1%
220.26	1	< 0.1%
219.01	1	< 0.1%

NOx
Real number (ℝ)

High correlation Zeros

Distinct	7668
Distinct (%)	35.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	32.788049

Minimum	0
Maximum	293.1
Zeros	336
Zeros (%)	1.5%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0
5-th percentile	4.0615
Q1	13.65
median	23.92
Q3	40.75
95-th percentile	96.184
Maximum	293.1
Range	293.1
Interquartile range (IQR)	27.1

Descriptive statistics

Standard deviation	30.873716
Coefficient of variation (CV)	0.94161492
Kurtosis	7.6745894
Mean	32.788049
Median Absolute Deviation (MAD)	12.37
Skewness	2.3456565
Sum	711631.82
Variance	953.18637
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0	336	1.5%
4.22	181	0.8%
6.24	110	0.5%
4.3	29	0.1%
2.21	27	0.1%
4.14	15	0.1%
4.47	15	0.1%
16.78	14	0.1%
4.97	13	0.1%
15.13	12	0.1%
Other values (7658)	20952	96.5%

Value	Count	Frequency (%)
0	336	1.5%
0.05	1	< 0.1%
0.06	1	< 0.1%
0.17	1	< 0.1%
0.21	1	< 0.1%
0.22	1	< 0.1%
0.28	1	< 0.1%
0.31	1	< 0.1%
0.36	1	< 0.1%
0.38	2	< 0.1%

Value	Count	Frequency (%)
293.1	1	< 0.1%
287.89	1	< 0.1%
262.32	1	< 0.1%
259.54	1	< 0.1%
257.82	1	< 0.1%
254.8	1	< 0.1%
252.14	1	< 0.1%
251.96	1	< 0.1%
244.34	1	< 0.1%
240.12	1	< 0.1%

NH3
Real number (ℝ)

Distinct	5724
Distinct (%)	26.4%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	24.559453

Minimum	0.02
Maximum	352.89
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.02
5-th percentile	3.49
Q1	11.8975
median	23.483476
Q3	26.51
95-th percentile	58.067
Maximum	352.89
Range	352.87
Interquartile range (IQR)	14.6125

Descriptive statistics

Standard deviation	23.107064
Coefficient of variation (CV)	0.94086232
Kurtosis	36.838875
Mean	24.559453
Median Absolute Deviation (MAD)	9.19
Skewness	4.6912817
Sum	533038.38
Variance	533.93642
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
23.48347602	5212	24.0%
10.46	22	0.1%
10.42	20	0.1%
3.66	19	0.1%
3.65	17	0.1%
3.64	15	0.1%
11.99	15	0.1%
11.7	15	0.1%
5	14	0.1%
12.06	14	0.1%
Other values (5714)	16341	75.3%

Value	Count	Frequency (%)
0.02	1	< 0.1%
0.04	1	< 0.1%
0.06	1	< 0.1%
0.08	1	< 0.1%
0.1	1	< 0.1%
0.12	1	< 0.1%
0.14	1	< 0.1%
0.15	3	< 0.1%
0.17	1	< 0.1%
0.19	1	< 0.1%

Value	Count	Frequency (%)
352.89	1	< 0.1%
328.89	1	< 0.1%
323.48	1	< 0.1%
309.04	1	< 0.1%
303.53	1	< 0.1%
302.08	1	< 0.1%
301.28	1	< 0.1%
301.18	1	< 0.1%
297.64	1	< 0.1%
296.43	1	< 0.1%

CO
Real number (ℝ)

High correlation Zeros

Distinct	1582
Distinct (%)	7.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2.3689219

Minimum	0
Maximum	175.81
Zeros	332
Zeros (%)	1.5%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0.18
Q1	0.62
median	0.94
Q3	1.47
95-th percentile	8.43
Maximum	175.81
Range	175.81
Interquartile range (IQR)	0.85

Descriptive statistics

Standard deviation	7.0701301
Coefficient of variation (CV)	2.984535
Kurtosis	102.70975
Mean	2.3689219
Median Absolute Deviation (MAD)	0.39
Skewness	8.6097132
Sum	51415.08
Variance	49.98674
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0	332	1.5%
0.85	200	0.9%
0.8	191	0.9%
0.68	190	0.9%
0.84	187	0.9%
0.89	184	0.8%
0.64	182	0.8%
0.82	181	0.8%
0.79	181	0.8%
0.81	180	0.8%
Other values (1572)	19696	90.7%

Value	Count	Frequency (%)
0	332	1.5%
0.01	57	0.3%
0.02	50	0.2%
0.03	47	0.2%
0.04	25	0.1%
0.05	43	0.2%
0.06	39	0.2%
0.07	33	0.2%
0.08	28	0.1%
0.09	34	0.2%

Value	Count	Frequency (%)
175.81	1	< 0.1%
145.32	1	< 0.1%
134.85	1	< 0.1%
124.01	1	< 0.1%
119.68	1	< 0.1%
118.02	1	< 0.1%
115.87	1	< 0.1%
112.71	1	< 0.1%
108.99	1	< 0.1%
108.81	1	< 0.1%

SO2
Real number (ℝ)

Distinct	4254
Distinct (%)	19.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	14.060786

Minimum	0.01
Maximum	186.08
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.01
5-th percentile	2.8
Q1	5.89
median	9.36
Q3	14.83
95-th percentile	43.42
Maximum	186.08
Range	186.07
Interquartile range (IQR)	8.94

Descriptive statistics

Standard deviation	16.838655
Coefficient of variation (CV)	1.1975614
Kurtosis	23.606384
Mean	14.060786
Median Absolute Deviation (MAD)	4
Skewness	4.219347
Sum	305175.29
Variance	283.54029
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
6.61	30	0.1%
5.95	29	0.1%
5.87	29	0.1%
5.74	29	0.1%
5.57	28	0.1%
5.81	27	0.1%
4.65	27	0.1%
6.12	27	0.1%
5.13	26	0.1%
8.71	26	0.1%
Other values (4244)	21426	98.7%

Value	Count	Frequency (%)
0.01	1	< 0.1%
0.21	1	< 0.1%
0.36	1	< 0.1%
0.41	2	< 0.1%
0.42	1	< 0.1%
0.44	1	< 0.1%
0.51	1	< 0.1%
0.52	1	< 0.1%
0.55	1	< 0.1%
0.56	1	< 0.1%

Value	Count	Frequency (%)
186.08	1	< 0.1%
178.58	1	< 0.1%
176.88	1	< 0.1%
174.83	1	< 0.1%
172.68	1	< 0.1%
168.45	1	< 0.1%
168.44	1	< 0.1%
167.13	2	< 0.1%
166.39	1	< 0.1%
163.2	1	< 0.1%

O3
Real number (ℝ)

Distinct	7328
Distinct (%)	33.8%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	35.261689

Minimum	0.01
Maximum	257.73
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.01
5-th percentile	7.68
Q1	19.88
median	31.885
Q3	46.3825
95-th percentile	74.05
Maximum	257.73
Range	257.72
Interquartile range (IQR)	26.5025

Descriptive statistics

Standard deviation	21.362354
Coefficient of variation (CV)	0.60582333
Kurtosis	3.4936049
Mean	35.261689
Median Absolute Deviation (MAD)	12.915
Skewness	1.2981613
Sum	765319.69
Variance	456.35015
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
16.48	17	0.1%
19.64	14	0.1%
23.6	14	0.1%
22.14	14	0.1%
18.33	13	0.1%
32.06	13	0.1%
43.77	12	0.1%
22.94	12	0.1%
13.14	12	0.1%
28.24	11	0.1%
Other values (7318)	21572	99.4%

Value	Count	Frequency (%)
0.01	1	< 0.1%
0.04	1	< 0.1%
0.05	1	< 0.1%
0.06	1	< 0.1%
0.07	1	< 0.1%
0.1	8	< 0.1%
0.11	1	< 0.1%
0.12	1	< 0.1%
0.18	2	< 0.1%
0.19	1	< 0.1%

Value	Count	Frequency (%)
257.73	1	< 0.1%
200.41	1	< 0.1%
193.31	1	< 0.1%
186.07	1	< 0.1%
177.07	1	< 0.1%
175.04	1	< 0.1%
169.36	1	< 0.1%
169.35	1	< 0.1%
162.43	1	< 0.1%
162.33	1	< 0.1%

Benzene
Real number (ℝ)

High correlation Skewed Zeros

Distinct	1797
Distinct (%)	8.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	3.5662257

Minimum	0
Maximum	455.03
Zeros	1761
Zeros (%)	8.1%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	0.35
median	1.7
Q3	3.2808403
95-th percentile	9.76
Maximum	455.03
Range	455.03
Interquartile range (IQR)	2.9308403

Descriptive statistics

Standard deviation	15.804608
Coefficient of variation (CV)	4.4317464
Kurtosis	560.29202
Mean	3.5662257
Median Absolute Deviation (MAD)	1.57
Skewness	22.067273
Sum	77401.363
Variance	249.78563
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
3.280840305	2288	10.5%
0	1761	8.1%
0.02	209	1.0%
0.01	179	0.8%
0.03	170	0.8%
0.09	157	0.7%
2	157	0.7%
0.05	152	0.7%
0.1	147	0.7%
0.08	147	0.7%
Other values (1787)	16337	75.3%

Value	Count	Frequency (%)
0	1761	8.1%
0.01	179	0.8%
0.02	209	1.0%
0.03	170	0.8%
0.04	122	0.6%
0.05	152	0.7%
0.06	123	0.6%
0.07	105	0.5%
0.08	147	0.7%
0.09	157	0.7%

Value	Count	Frequency (%)
455.03	1	< 0.1%
454.85	1	< 0.1%
449.38	1	< 0.1%
448.59	1	< 0.1%
445.83	1	< 0.1%
443.63	1	< 0.1%
438.01	1	< 0.1%
435.9	1	< 0.1%
435.09	1	< 0.1%
432.94	1	< 0.1%

Toluene
Real number (ℝ)

High correlation Zeros

Distinct	3445
Distinct (%)	15.9%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	9.570925

Minimum	0
Maximum	454.85
Zeros	1057
Zeros (%)	4.9%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0.01
Q1	1.53
median	6.36
Q3	8.7009721
95-th percentile	32.49
Maximum	454.85
Range	454.85
Interquartile range (IQR)	7.1709721

Descriptive statistics

Standard deviation	19.267902
Coefficient of variation (CV)	2.0131704
Kurtosis	245.2406
Mean	9.570925
Median Absolute Deviation (MAD)	4.2
Skewness	12.630577
Sum	207727.36
Variance	371.25207
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
8.70097208	4347	20.0%
0	1057	4.9%
0.02	100	0.5%
0.05	90	0.4%
0.03	85	0.4%
6	79	0.4%
1.1	78	0.4%
0.04	68	0.3%
0.08	64	0.3%
0.06	61	0.3%
Other values (3435)	15675	72.2%

Value	Count	Frequency (%)
0	1057	4.9%
0.01	53	0.2%
0.02	100	0.5%
0.03	85	0.4%
0.04	68	0.3%
0.05	90	0.4%
0.06	61	0.3%
0.07	47	0.2%
0.08	64	0.3%
0.09	43	0.2%

Value	Count	Frequency (%)
454.85	1	< 0.1%
454.12	1	< 0.1%
449.14	1	< 0.1%
448.87	1	< 0.1%
445.84	1	< 0.1%
443.63	1	< 0.1%
437.77	1	< 0.1%
435.94	1	< 0.1%
434.92	1	< 0.1%
433.02	1	< 0.1%

Xylene
Real number (ℝ)

Zeros

Distinct	1430
Distinct (%)	6.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	3.2042843

Minimum	0
Maximum	170.37
Zeros	223
Zeros (%)	1.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0
5-th percentile	0.12
Q1	2.16
median	3.0701278
Q3	3.0701278
95-th percentile	7.16
Maximum	170.37
Range	170.37
Interquartile range (IQR)	0.91012782

Descriptive statistics

Standard deviation	4.0680514
Coefficient of variation (CV)	1.2695663
Kurtosis	305.07613
Mean	3.2042843
Median Absolute Deviation (MAD)	0
Skewness	12.586452
Sum	69545.786
Variance	16.549042
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
3.070127823	12879	59.3%
0.1	230	1.1%
0	223	1.0%
2	132	0.6%
0.12	100	0.5%
0.11	87	0.4%
0.65	77	0.4%
0.13	73	0.3%
0.15	72	0.3%
0.16	71	0.3%
Other values (1420)	7760	35.8%

Value	Count	Frequency (%)
0	223	1.0%
0.01	52	0.2%
0.02	37	0.2%
0.03	42	0.2%
0.04	40	0.2%
0.05	47	0.2%
0.06	52	0.2%
0.07	67	0.3%
0.08	56	0.3%
0.09	57	0.3%

Value	Count	Frequency (%)
170.37	1	< 0.1%
125.18	1	< 0.1%
116.62	1	< 0.1%
109.23	1	< 0.1%
105.76	1	< 0.1%
94.48	1	< 0.1%
89.7	1	< 0.1%
84.72	1	< 0.1%
81.26	1	< 0.1%
73.39	1	< 0.1%

AQI
Real number (ℝ)

High correlation

Distinct	801
Distinct (%)	3.7%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	166.08796

Minimum	14
Maximum	1917
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	14
5-th percentile	50
Q1	80
median	117
Q3	207
95-th percentile	406
Maximum	1917
Range	1903
Interquartile range (IQR)	127

Descriptive statistics

Standard deviation	140.76448
Coefficient of variation (CV)	0.84752974
Kurtosis	20.247657
Mean	166.08796
Median Absolute Deviation (MAD)	47
Skewness	3.3546411
Sum	3604773
Variance	19814.64
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
102	193	0.9%
100	191	0.9%
70	189	0.9%
106	181	0.8%
66	176	0.8%
78	175	0.8%
74	175	0.8%
68	167	0.8%
90	167	0.8%
82	166	0.8%
Other values (791)	19924	91.8%

Value	Count	Frequency (%)
14	2	< 0.1%
16	1	< 0.1%
17	2	< 0.1%
18	2	< 0.1%
19	22	0.1%
20	23	0.1%
21	6	< 0.1%
22	8	< 0.1%
23	3	< 0.1%
24	9	< 0.1%

Value	Count	Frequency (%)
1917	1	< 0.1%
1747	1	< 0.1%
1719	1	< 0.1%
1672	1	< 0.1%
1646	1	< 0.1%
1630	1	< 0.1%
1613	1	< 0.1%
1577	1	< 0.1%
1558	1	< 0.1%
1537	1	< 0.1%

AQI_Bucket
Categorical

High correlation

Distinct	6
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	339.1 KiB

Moderate	7650
Satisfactory	7318
Poor	2436
Very Poor	2025
Severe	1147

Length

Max length	12
Median length	9
Mean length	8.67946
Min length	4

Characters and Unicode

Total characters	188379
Distinct characters	18
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Poor
2nd row	Very Poor
3rd row	Severe
4th row	Severe
5th row	Severe

Common Values

Value	Count	Frequency (%)
Moderate	7650	35.2%
Satisfactory	7318	33.7%
Poor	2436	11.2%
Very Poor	2025	9.3%
Severe	1147	5.3%
Good	1128	5.2%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
moderate	7650	32.2%
satisfactory	7318	30.8%
poor	4461	18.8%
very	2025	8.5%
severe	1147	4.8%
good	1128	4.8%

Most occurring characters

Value	Count	Frequency (%)
o	26146	13.9%
r	22601	12.0%
t	22286	11.8%
a	22286	11.8%
e	20766	11.0%
y	9343	5.0%
d	8778	4.7%
S	8465	4.5%
M	7650	4.1%
i	7318	3.9%
Other values (8)	32740	17.4%

Most occurring categories

Value	Count	Frequency (%)
(unknown)	188379	100.0%

Most frequent character per category

(unknown)

Value	Count	Frequency (%)
o	26146	13.9%
r	22601	12.0%
t	22286	11.8%
a	22286	11.8%
e	20766	11.0%
y	9343	5.0%
d	8778	4.7%
S	8465	4.5%
M	7650	4.1%
i	7318	3.9%
Other values (8)	32740	17.4%

Most occurring scripts

Value	Count	Frequency (%)
(unknown)	188379	100.0%

Most frequent character per script

(unknown)

Value	Count	Frequency (%)
o	26146	13.9%
r	22601	12.0%
t	22286	11.8%
a	22286	11.8%
e	20766	11.0%
y	9343	5.0%
d	8778	4.7%
S	8465	4.5%
M	7650	4.1%
i	7318	3.9%
Other values (8)	32740	17.4%

Most occurring blocks

Value	Count	Frequency (%)
(unknown)	188379	100.0%

Most frequent character per block

(unknown)

Value	Count	Frequency (%)
o	26146	13.9%
r	22601	12.0%
t	22286	11.8%
a	22286	11.8%
e	20766	11.0%
y	9343	5.0%
d	8778	4.7%
S	8465	4.5%
M	7650	4.1%
i	7318	3.9%
Other values (8)	32740	17.4%

year
Real number (ℝ)

Distinct	6
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2018.093

Minimum	2015
Maximum	2020
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	254.3 KiB

Quantile statistics

Minimum	2015
5-th percentile	2015
Q1	2017
median	2018
Q3	2019
95-th percentile	2020
Maximum	2020
Range	5
Interquartile range (IQR)	2

Descriptive statistics

Standard deviation	1.5056328
Coefficient of variation (CV)	0.00074606709
Kurtosis	-0.60669147
Mean	2018.093
Median Absolute Deviation (MAD)	1
Skewness	-0.61659515
Sum	43800691
Variance	2.2669301
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=6)

Value	Count	Frequency (%)
2019	6524	30.1%
2018	5066	23.3%
2020	3831	17.7%
2016	2280	10.5%
2017	2201	10.1%
2015	1802	8.3%

Value	Count	Frequency (%)
2015	1802	8.3%
2016	2280	10.5%
2017	2201	10.1%
2018	5066	23.3%
2019	6524	30.1%
2020	3831	17.7%

Value	Count	Frequency (%)
2020	3831	17.7%
2019	6524	30.1%
2018	5066	23.3%
2017	2201	10.1%
2016	2280	10.5%
2015	1802	8.3%

month
Real number (ℝ)

High correlation

Distinct	12
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	6.3114173

Minimum	1
Maximum	12
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	254.3 KiB

Quantile statistics

Minimum	1
5-th percentile	1
Q1	3
median	6
Q3	9
95-th percentile	12
Maximum	12
Range	11
Interquartile range (IQR)	6

Descriptive statistics

Standard deviation	3.4747404
Coefficient of variation (CV)	0.55054835
Kurtosis	-1.2163138
Mean	6.3114173
Median Absolute Deviation (MAD)	3
Skewness	0.11174924
Sum	136983
Variance	12.073821
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=12)

Value	Count	Frequency (%)
5	2085	9.6%
3	2036	9.4%
6	2008	9.3%
1	1934	8.9%
4	1914	8.8%
2	1829	8.4%
12	1805	8.3%
11	1787	8.2%
10	1741	8.0%
7	1579	7.3%
Other values (2)	2986	13.8%

Value	Count	Frequency (%)
1	1934	8.9%
2	1829	8.4%
3	2036	9.4%
4	1914	8.8%
5	2085	9.6%
6	2008	9.3%
7	1579	7.3%
8	1500	6.9%
9	1486	6.8%
10	1741	8.0%

Value	Count	Frequency (%)
12	1805	8.3%
11	1787	8.2%
10	1741	8.0%
9	1486	6.8%
8	1500	6.9%
7	1579	7.3%
6	2008	9.3%
5	2085	9.6%
4	1914	8.8%
3	2036	9.4%

day
Real number (ℝ)

Distinct	31
Distinct (%)	0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	15.766449

Minimum	1
Maximum	31
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	254.3 KiB

Quantile statistics

Minimum	1
5-th percentile	2
Q1	8
median	16
Q3	23
95-th percentile	29
Maximum	31
Range	30
Interquartile range (IQR)	15

Descriptive statistics

Standard deviation	8.8386165
Coefficient of variation (CV)	0.56059654
Kurtosis	-1.2025176
Mean	15.766449
Median Absolute Deviation (MAD)	8
Skewness	0.00049939068
Sum	342195
Variance	78.121141
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=31)

Value	Count	Frequency (%)
1	738	3.4%
28	727	3.3%
27	723	3.3%
23	720	3.3%
4	718	3.3%
24	717	3.3%
26	716	3.3%
19	715	3.3%
22	713	3.3%
5	713	3.3%
Other values (21)	14504	66.8%

Value	Count	Frequency (%)
1	738	3.4%
2	711	3.3%
3	711	3.3%
4	718	3.3%
5	713	3.3%
6	699	3.2%
7	711	3.3%
8	712	3.3%
9	708	3.3%
10	705	3.2%

Value	Count	Frequency (%)
31	420	1.9%
30	662	3.1%
29	700	3.2%
28	727	3.3%
27	723	3.3%
26	716	3.3%
25	707	3.3%
24	717	3.3%
23	720	3.3%
22	713	3.3%

day_of_week
Real number (ℝ)

Zeros

Distinct	7
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	2.9998618

Minimum	0
Maximum	6
Zeros	3045
Zeros (%)	14.0%
Negative	0
Negative (%)	0.0%
Memory size	254.3 KiB

Quantile statistics

Minimum	0
5-th percentile	0
Q1	1
median	3
Q3	5
95-th percentile	6
Maximum	6
Range	6
Interquartile range (IQR)	4

Descriptive statistics

Standard deviation	1.9929956
Coefficient of variation (CV)	0.66436248
Kurtosis	-1.2442825
Mean	2.9998618
Median Absolute Deviation (MAD)	2
Skewness	0.0025656076
Sum	65109
Variance	3.9720315
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=7)

Value	Count	Frequency (%)
2	3133	14.4%
1	3130	14.4%
3	3115	14.4%
5	3110	14.3%
4	3104	14.3%
6	3067	14.1%
0	3045	14.0%

Value	Count	Frequency (%)
0	3045	14.0%
1	3130	14.4%
2	3133	14.4%
3	3115	14.4%
4	3104	14.3%
5	3110	14.3%
6	3067	14.1%

Value	Count	Frequency (%)
6	3067	14.1%
5	3110	14.3%
4	3104	14.3%
3	3115	14.4%
2	3133	14.4%
1	3130	14.4%
0	3045	14.0%

Season
Categorical

High correlation

Distinct	4
Distinct (%)	< 0.1%
Missing	0
Missing (%)	0.0%
Memory size	339.1 KiB

Monsoon	6573
Summer	6035
Winter	5568
Post-Monsoon	3528

Length

Max length	12
Median length	6
Mean length	7.2781515
Min length	6

Characters and Unicode

Total characters	157965
Distinct characters	14
Distinct categories	1 ?
Distinct scripts	1 ?
Distinct blocks	1 ?

The Unicode Standard assigns character properties to each code point, which can be used to analyse textual variables.

Unique

Unique	0 ?
Unique (%)	0.0%

Sample

1st row	Winter
2nd row	Winter
3rd row	Winter
4th row	Winter
5th row	Winter

Common Values

Value	Count	Frequency (%)
Monsoon	6573	30.3%
Summer	6035	27.8%
Winter	5568	25.7%
Post-Monsoon	3528	16.3%

Length

Histogram of lengths of the category

Common Values (Plot)

Value	Count	Frequency (%)
monsoon	6573	30.3%
summer	6035	27.8%
winter	5568	25.7%
post-monsoon	3528	16.3%

Most occurring characters

Value	Count	Frequency (%)
o	33831	21.4%
n	25770	16.3%
s	13629	8.6%
m	12070	7.6%
e	11603	7.3%
r	11603	7.3%
M	10101	6.4%
t	9096	5.8%
u	6035	3.8%
S	6035	3.8%
Other values (4)	18192	11.5%

Most occurring categories

Value	Count	Frequency (%)
(unknown)	157965	100.0%

Most frequent character per category

(unknown)

Value	Count	Frequency (%)
o	33831	21.4%
n	25770	16.3%
s	13629	8.6%
m	12070	7.6%
e	11603	7.3%
r	11603	7.3%
M	10101	6.4%
t	9096	5.8%
u	6035	3.8%
S	6035	3.8%
Other values (4)	18192	11.5%

Most occurring scripts

Value	Count	Frequency (%)
(unknown)	157965	100.0%

Most frequent character per script

(unknown)

Value	Count	Frequency (%)
o	33831	21.4%
n	25770	16.3%
s	13629	8.6%
m	12070	7.6%
e	11603	7.3%
r	11603	7.3%
M	10101	6.4%
t	9096	5.8%
u	6035	3.8%
S	6035	3.8%
Other values (4)	18192	11.5%

Most occurring blocks

Value	Count	Frequency (%)
(unknown)	157965	100.0%

Most frequent character per block

(unknown)

Value	Count	Frequency (%)
o	33831	21.4%
n	25770	16.3%
s	13629	8.6%
m	12070	7.6%
e	11603	7.3%
r	11603	7.3%
M	10101	6.4%
t	9096	5.8%
u	6035	3.8%
S	6035	3.8%
Other values (4)	18192	11.5%

PM_ratio
Real number (ℝ)

High correlation Skewed

Distinct	20653
Distinct (%)	95.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.5944645

Minimum	0.025408348
Maximum	65.336066
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.025408348
5-th percentile	0.23422538
Q1	0.36632581
median	0.4767896
Q3	0.60818057
95-th percentile	1.2706554
Maximum	65.336066
Range	65.310657
Interquartile range (IQR)	0.24185476

Descriptive statistics

Standard deviation	1.2243971
Coefficient of variation (CV)	2.059664
Kurtosis	1409.1519
Mean	0.5944645
Median Absolute Deviation (MAD)	0.11905158
Skewness	34.543685
Sum	12902.257
Variance	1.4991483
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.3759849681	6	< 0.1%
0.414179467	5	< 0.1%
0.4039383047	5	< 0.1%
0.5554571409	4	< 0.1%
0.3742221451	4	< 0.1%
0.4454905617	4	< 0.1%
0.2905300234	4	< 0.1%
0.3251149323	4	< 0.1%
0.8405308073	4	< 0.1%
0.747101187	4	< 0.1%
Other values (20643)	21660	99.8%

Value	Count	Frequency (%)
0.02540834846	1	< 0.1%
0.02551896189	1	< 0.1%
0.02680675746	1	< 0.1%
0.02847679777	1	< 0.1%
0.02904460794	1	< 0.1%
0.03013587934	1	< 0.1%
0.03014514921	1	< 0.1%
0.03105926283	1	< 0.1%
0.03164673413	1	< 0.1%
0.03846153846	1	< 0.1%

Value	Count	Frequency (%)
65.33606557	1	< 0.1%
54.10569106	1	< 0.1%
53.11666667	1	< 0.1%
51.11023622	1	< 0.1%
47.57364341	1	< 0.1%
47.45967742	1	< 0.1%
47.1015625	1	< 0.1%
46.18253968	1	< 0.1%
46.15079365	1	< 0.1%
41.04201681	1	< 0.1%

PM2.5_rolling
Real number (ℝ)

High correlation

Distinct	21156
Distinct (%)	97.5%
Missing	2
Missing (%)	< 0.1%
Infinite	0
Infinite (%)	0.0%
Mean	66.491837

Minimum	0.22666667
Maximum	587.44
Zeros	0
Zeros (%)	0.0%
Negative	0
Negative (%)	0.0%
Memory size	339.1 KiB

Quantile statistics

Minimum	0.22666667
5-th percentile	14.5435
Q1	30.0775
median	49.533333
Q3	80.075833
95-th percentile	186.788
Maximum	587.44
Range	587.21333
Interquartile range (IQR)	49.998333

Descriptive statistics

Standard deviation	57.583686
Coefficient of variation (CV)	0.86602639
Kurtosis	8.3443399
Mean	66.491837
Median Absolute Deviation (MAD)	22.931667
Skewness	2.4375645
Sum	1443005.9
Variance	3315.8808
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
67.45057795	78	0.4%
93.71	4	< 0.1%
36.05333333	3	< 0.1%
77.4	3	< 0.1%
49.92666667	3	< 0.1%
16.07	3	< 0.1%
64.62333333	3	< 0.1%
44.29	3	< 0.1%
51.60705197	3	< 0.1%
39.55333333	3	< 0.1%
Other values (21146)	21596	99.5%

Value	Count	Frequency (%)
0.2266666667	1	< 0.1%
0.5966666667	1	< 0.1%
0.8033333333	1	< 0.1%
1.103333333	1	< 0.1%
1.123333333	1	< 0.1%
1.19	1	< 0.1%
2.22	1	< 0.1%
2.33	1	< 0.1%
2.756666667	1	< 0.1%
3.006666667	1	< 0.1%

Value	Count	Frequency (%)
587.44	1	< 0.1%
551.0066667	1	< 0.1%
538.7333333	1	< 0.1%
516.8	1	< 0.1%
511.26	1	< 0.1%
507.2668593	1	< 0.1%
504.1033333	1	< 0.1%
501.94	1	< 0.1%
501.9333333	1	< 0.1%
471.65	1	< 0.1%

Interactions

Correlations

	AQI	AQI_Bucket	Benzene	CO	City	NH3	NO	NO2	NOx	O3	PM10	PM2.5	PM2.5_rolling	PM_ratio	SO2	Season	Toluene	Xylene	day	day_of_week	month	year
AQI	1.000	0.616	0.204	0.592	0.247	0.390	0.507	0.521	0.493	0.288	0.754	0.850	0.854	0.384	0.386	0.179	0.257	0.050	-0.019	-0.000	-0.032	-0.281
AQI_Bucket	0.616	1.000	0.023	0.267	0.386	0.098	0.224	0.273	0.241	0.149	0.418	0.437	0.485	0.014	0.222	0.240	0.128	0.054	0.007	0.000	0.194	0.134
Benzene	0.204	0.023	1.000	0.186	0.121	0.022	0.184	0.246	0.203	0.134	0.175	0.171	0.159	0.042	0.121	0.028	0.622	0.233	-0.002	-0.010	0.045	-0.003
CO	0.592	0.267	0.186	1.000	0.213	0.270	0.390	0.296	0.374	0.061	0.381	0.417	0.409	0.188	0.288	0.035	0.270	0.152	-0.010	-0.024	0.038	-0.252
City	0.247	0.386	0.121	0.213	1.000	0.219	0.170	0.220	0.207	0.180	0.271	0.183	0.198	0.050	0.275	0.077	0.158	0.080	0.000	0.000	0.059	0.281
NH3	0.390	0.098	0.022	0.270	0.219	1.000	0.320	0.356	0.256	0.156	0.409	0.376	0.389	0.089	0.131	0.090	0.006	0.012	0.000	-0.006	-0.018	-0.244
NO	0.507	0.224	0.184	0.390	0.170	0.320	1.000	0.515	0.778	-0.052	0.462	0.458	0.446	0.117	0.363	0.150	0.214	0.126	-0.012	-0.015	0.058	-0.068
NO2	0.521	0.273	0.246	0.296	0.220	0.356	0.515	1.000	0.667	0.325	0.476	0.507	0.498	0.174	0.299	0.183	0.286	0.067	-0.012	-0.018	0.004	-0.140
NOx	0.493	0.241	0.203	0.374	0.207	0.256	0.778	0.667	1.000	0.051	0.446	0.448	0.437	0.141	0.360	0.175	0.280	0.102	-0.012	-0.017	0.014	0.036
O3	0.288	0.149	0.134	0.061	0.180	0.156	-0.052	0.325	0.051	1.000	0.233	0.281	0.279	0.127	0.207	0.144	0.152	0.054	-0.008	0.000	-0.108	-0.025
PM10	0.754	0.418	0.175	0.381	0.271	0.409	0.462	0.476	0.446	0.233	1.000	0.761	0.738	0.020	0.291	0.197	0.197	0.070	-0.016	-0.008	-0.051	-0.245
PM2.5	0.850	0.437	0.171	0.417	0.183	0.376	0.458	0.507	0.448	0.281	0.761	1.000	0.949	0.597	0.292	0.219	0.179	0.076	-0.011	-0.009	-0.037	-0.254
PM2.5_rolling	0.854	0.485	0.159	0.409	0.198	0.389	0.446	0.498	0.437	0.279	0.738	0.949	1.000	0.553	0.285	0.277	0.169	0.066	-0.009	0.002	-0.048	-0.264
PM_ratio	0.384	0.014	0.042	0.188	0.050	0.089	0.117	0.174	0.141	0.127	0.020	0.597	0.553	1.000	0.091	0.027	0.021	0.052	0.003	0.001	0.014	-0.055
SO2	0.386	0.222	0.121	0.288	0.275	0.131	0.363	0.299	0.360	0.207	0.291	0.292	0.285	0.091	1.000	0.087	0.301	0.061	0.003	-0.007	-0.036	0.114
Season	0.179	0.240	0.028	0.035	0.077	0.090	0.150	0.183	0.175	0.144	0.197	0.219	0.277	0.027	0.087	1.000	0.028	0.044	0.000	0.000	0.928	0.185
Toluene	0.257	0.128	0.622	0.270	0.158	0.006	0.214	0.286	0.280	0.152	0.197	0.179	0.169	0.021	0.301	0.028	1.000	0.198	-0.004	-0.006	0.058	0.074
Xylene	0.050	0.054	0.233	0.152	0.080	0.012	0.126	0.067	0.102	0.054	0.070	0.076	0.066	0.052	0.061	0.044	0.198	1.000	-0.001	-0.003	0.035	-0.013
day	-0.019	0.007	-0.002	-0.010	0.000	0.000	-0.012	-0.012	-0.012	-0.008	-0.016	-0.011	-0.009	0.003	0.003	0.000	-0.004	-0.001	1.000	0.001	0.013	-0.008
day_of_week	-0.000	0.000	-0.010	-0.024	0.000	-0.006	-0.015	-0.018	-0.017	0.000	-0.008	-0.009	0.002	0.001	-0.007	0.000	-0.006	-0.003	0.001	1.000	0.004	-0.001
month	-0.032	0.194	0.045	0.038	0.059	-0.018	0.058	0.004	0.014	-0.108	-0.051	-0.037	-0.048	0.014	-0.036	0.928	0.058	0.035	0.013	0.004	1.000	-0.279
year	-0.281	0.134	-0.003	-0.252	0.281	-0.244	-0.068	-0.140	0.036	-0.025	-0.245	-0.254	-0.264	-0.055	0.114	0.185	0.074	-0.013	-0.008	-0.001	-0.279	1.000

Missing values

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

Sample

	City	Date	PM2.5	PM10	NO	NO2	NOx	NH3	CO	SO2	O3	Benzene	Toluene	Xylene	AQI	AQI_Bucket	year	month	day	day_of_week	Season	PM_ratio	PM2.5_rolling
28	Ahmedabad	2015-01-29	83.13	118.127103	6.93	28.71	33.72	23.483476	6.93	49.52	59.76	0.02	0.00	3.14	209.0	Poor	2015	1	29	3	Winter	0.697826	NaN
29	Ahmedabad	2015-01-30	79.84	118.127103	13.85	28.68	41.08	23.483476	13.85	48.49	97.07	0.04	0.00	4.81	328.0	Very Poor	2015	1	30	4	Winter	0.670209	NaN
30	Ahmedabad	2015-01-31	94.52	118.127103	24.39	32.66	52.61	23.483476	24.39	67.39	111.33	0.24	0.01	7.67	514.0	Severe	2015	1	31	5	Winter	0.793438	85.830000
31	Ahmedabad	2015-02-01	135.99	118.127103	43.48	42.08	84.57	23.483476	43.48	75.23	102.70	0.40	0.04	25.87	782.0	Severe	2015	2	1	6	Winter	1.141554	103.450000
32	Ahmedabad	2015-02-02	178.33	118.127103	54.56	35.31	72.80	23.483476	54.56	55.04	107.38	0.46	0.06	35.61	914.0	Severe	2015	2	2	0	Winter	1.496973	136.280000
33	Ahmedabad	2015-02-03	139.70	118.127103	30.61	28.40	56.73	23.483476	30.61	33.79	73.60	0.17	0.03	11.87	660.0	Severe	2015	2	3	1	Winter	1.172697	151.340000
34	Ahmedabad	2015-02-04	80.65	118.127103	2.37	22.83	24.00	23.483476	2.37	25.73	47.30	0.00	0.00	0.00	294.0	Poor	2015	2	4	2	Winter	0.677008	132.893333
35	Ahmedabad	2015-02-05	58.36	118.127103	2.60	21.39	23.31	23.483476	2.60	32.66	53.54	0.00	0.00	0.00	149.0	Moderate	2015	2	5	3	Winter	0.489897	92.903333
36	Ahmedabad	2015-02-06	79.29	118.127103	1.16	26.94	26.83	23.483476	1.16	67.41	59.30	0.00	0.00	0.00	190.0	Moderate	2015	2	6	4	Winter	0.665592	72.766667
37	Ahmedabad	2015-02-07	88.70	118.127103	7.29	31.32	37.73	23.483476	7.29	80.09	44.76	0.00	0.00	0.00	247.0	Poor	2015	2	7	5	Winter	0.744583	75.450000

	City	Date	PM2.5	PM10	NO	NO2	NOx	NH3	CO	SO2	O3	Benzene	Toluene	Xylene	AQI	AQI_Bucket	year	month	day	day_of_week	Season	PM_ratio	PM2.5_rolling
29521	Visakhapatnam	2020-06-22	33.17	108.22	5.58	42.45	27.06	13.70	0.73	13.65	34.85	3.99000	10.240000	2.320000	95.0	Satisfactory	2020	6	22	0	Monsoon	0.303699	28.600000
29522	Visakhapatnam	2020-06-23	25.40	83.38	2.76	34.09	19.92	13.13	0.54	10.40	43.27	2.88000	12.030000	1.330000	100.0	Satisfactory	2020	6	23	1	Monsoon	0.301019	28.176667
29523	Visakhapatnam	2020-06-24	34.36	90.90	1.22	23.38	13.12	14.45	0.56	10.92	35.12	2.99000	3.150000	1.600000	86.0	Satisfactory	2020	6	24	2	Monsoon	0.373885	30.976667
29524	Visakhapatnam	2020-06-25	13.45	58.54	2.30	21.60	13.09	12.27	0.41	8.19	29.38	1.28000	5.640000	0.920000	77.0	Satisfactory	2020	6	25	3	Monsoon	0.225899	24.403333
29525	Visakhapatnam	2020-06-26	7.63	32.27	5.91	23.27	17.19	11.15	0.46	6.87	19.90	1.45000	5.370000	1.450000	47.0	Good	2020	6	26	4	Monsoon	0.229336	18.480000
29526	Visakhapatnam	2020-06-27	15.02	50.94	7.68	25.06	19.54	12.47	0.47	8.55	23.30	2.24000	12.070000	0.730000	41.0	Good	2020	6	27	5	Monsoon	0.289180	12.033333
29527	Visakhapatnam	2020-06-28	24.38	74.09	3.42	26.06	16.53	11.99	0.52	12.72	30.14	0.74000	2.210000	0.380000	70.0	Satisfactory	2020	6	28	6	Monsoon	0.324677	15.676667
29528	Visakhapatnam	2020-06-29	22.91	65.73	3.45	29.53	18.33	10.71	0.48	8.42	30.96	0.01000	0.010000	0.000000	68.0	Satisfactory	2020	6	29	0	Monsoon	0.343324	20.770000
29529	Visakhapatnam	2020-06-30	16.64	49.97	4.05	29.26	18.80	10.03	0.52	9.84	28.30	0.00000	0.000000	0.000000	54.0	Satisfactory	2020	6	30	1	Monsoon	0.326467	21.310000
29530	Visakhapatnam	2020-07-01	15.00	66.00	0.40	26.85	14.05	5.20	0.59	2.10	17.05	3.28084	8.700972	3.070128	50.0	Good	2020	7	1	2	Monsoon	0.223881	18.183333

Overview

Variables

Common Values

Length

Most occurring characters

Most occurring categories

Most frequent character per category

(unknown)

Most occurring scripts

Most frequent character per script

(unknown)

Most occurring blocks

Most frequent character per block

(unknown)

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

(unknown)

Most occurring scripts

Most frequent character per script

(unknown)

Most occurring blocks

Most frequent character per block

(unknown)

Common Values

Length

Common Values (Plot)

Most occurring characters

Most occurring categories

Most frequent character per category

(unknown)

Most occurring scripts

Most frequent character per script

(unknown)

Most occurring blocks

Most frequent character per block

(unknown)

Interactions

Correlations

Missing values

Sample